2021-05-24 07:25:56 +00:00
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/*
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SPDX-FileCopyrightText: 2006 Tobias Koenig <tokoe@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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2006-11-03 17:57:32 +00:00
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2007-07-04 14:39:52 +00:00
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#include "rotationjob_p.h"
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2006-11-03 17:57:32 +00:00
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2018-08-31 09:23:45 +00:00
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#include <QTransform>
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2007-04-19 18:30:20 +00:00
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2006-11-03 17:57:32 +00:00
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using namespace Okular;
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2013-02-24 21:58:53 +00:00
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RotationJob::RotationJob(const QImage &image, Rotation oldRotation, Rotation newRotation, DocumentObserver *observer)
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2014-08-09 18:44:25 +00:00
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: ThreadWeaver::QObjectDecorator(new RotationJobInternal(image, oldRotation, newRotation))
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2017-09-05 21:27:18 +00:00
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, mObserver(observer)
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, m_pd(nullptr)
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2012-08-17 17:25:58 +00:00
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, mRect(NormalizedRect())
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2018-02-01 18:42:37 +00:00
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, mIsPartialUpdate(false)
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2006-11-03 17:57:32 +00:00
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{
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}
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2007-03-24 10:47:22 +00:00
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void RotationJob::setPage(PagePrivate *pd)
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{
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m_pd = pd;
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}
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2012-08-17 17:25:58 +00:00
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void RotationJob::setRect(const NormalizedRect &rect)
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{
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mRect = rect;
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}
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2018-02-01 18:42:37 +00:00
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void RotationJob::setIsPartialUpdate(bool partialUpdate)
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{
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mIsPartialUpdate = partialUpdate;
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}
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2013-02-24 21:58:53 +00:00
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DocumentObserver *RotationJob::observer() const
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2006-11-03 17:57:32 +00:00
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{
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2013-02-24 21:58:53 +00:00
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return mObserver;
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2006-11-03 17:57:32 +00:00
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}
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2007-03-24 10:47:22 +00:00
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PagePrivate *RotationJob::page() const
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{
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return m_pd;
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}
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2012-08-17 17:25:58 +00:00
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NormalizedRect RotationJob::rect() const
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{
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return mRect;
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}
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2018-02-01 18:42:37 +00:00
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bool RotationJob::isPartialUpdate() const
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{
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return mIsPartialUpdate;
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}
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2012-09-08 15:06:02 +00:00
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QTransform RotationJob::rotationMatrix(Rotation from, Rotation to)
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2007-09-03 18:16:27 +00:00
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{
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2012-09-08 15:06:02 +00:00
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QTransform matrix;
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2007-07-15 18:43:06 +00:00
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2007-09-03 18:16:27 +00:00
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if (from == Rotation0) {
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if (to == Rotation90) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(90);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation180) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(180);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation270) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(270);
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2022-03-08 10:10:43 +00:00
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}
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2007-09-03 18:16:27 +00:00
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} else if (from == Rotation90) {
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if (to == Rotation180) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(90);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation270) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(180);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation0) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(270);
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2022-03-08 10:10:43 +00:00
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}
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2007-09-03 18:16:27 +00:00
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} else if (from == Rotation180) {
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if (to == Rotation270) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(90);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation0) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(180);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation90) {
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2006-11-20 07:53:32 +00:00
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matrix.rotate(270);
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2022-03-08 10:10:43 +00:00
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}
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2007-09-03 18:16:27 +00:00
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} else if (from == Rotation270) {
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if (to == Rotation0) {
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2006-11-03 17:57:32 +00:00
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matrix.rotate(90);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation90) {
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2006-11-03 17:57:32 +00:00
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matrix.rotate(180);
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2007-09-03 18:16:27 +00:00
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} else if (to == Rotation180) {
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2006-11-03 17:57:32 +00:00
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matrix.rotate(270);
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2022-03-08 10:10:43 +00:00
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}
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2006-11-03 17:57:32 +00:00
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}
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2007-09-03 18:16:27 +00:00
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return matrix;
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2006-11-03 17:57:32 +00:00
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}
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2007-03-24 10:47:22 +00:00
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2014-08-09 18:44:25 +00:00
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RotationJobInternal::RotationJobInternal(const QImage &image, Rotation oldRotation, Rotation newRotation)
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: mImage(image)
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, mOldRotation(oldRotation)
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, mNewRotation(newRotation)
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{
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}
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QImage RotationJobInternal::image() const
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{
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return mRotatedImage;
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}
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Rotation RotationJobInternal::rotation() const
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{
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return mNewRotation;
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}
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void RotationJobInternal::run(ThreadWeaver::JobPointer self, ThreadWeaver::Thread *thread)
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{
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2016-07-11 20:57:11 +00:00
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Q_UNUSED(self);
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Q_UNUSED(thread);
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2014-08-09 18:44:25 +00:00
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if (mOldRotation == mNewRotation) {
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mRotatedImage = mImage;
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return;
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}
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const QTransform matrix = RotationJob::rotationMatrix(mOldRotation, mNewRotation);
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mRotatedImage = mImage.transformed(matrix);
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}
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2014-08-08 22:00:07 +00:00
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#include "moc_rotationjob_p.cpp"
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